Open/Male - Short Course - 400m Individual Medley - Camden Swiss Cottage SC - 09 Years Age Group - At 31st December 2021
| Rank | Name | Ranked Club | YoB | Meet Name | Venue | Level | Date | Time | FINA |
|---|---|---|---|---|---|---|---|---|---|
| 1 | Lucas Vermaat | Camden Swiss | 12 | Romford Town Last Chance Regional Qualifier 2024 | Romford | 3 | 13/04/24 | 6:02.09 | 272 |
| 2 | Alex Nicorici | Camden Swiss | 12 | 2023 Wycombe SC L3 County & Regional Qualifier | High Wycombe | 3 | 24/11/23 | 6:04.31 | 267 |